1. FN12 - 10kv Indoor 7.2kv 10KV 11KV Lbs Air Load Break Switch
FN12 - 10kv Indoor 7.2kv 10KV 11KV Lbs Air Load Break Switch is three phase high voltage switch apparatus, suitable for 12kV rated voltage, 50Hz rated frequency alternative current, It is mainly used in downtown power distribution station and industrial electric equipment of three phase ring main unit electricity circle or terminal power supply, for breaking and closing short circuit current.
2. Parameter data
| Technical Parameter of load switch with fuse |
| No. | Item | Unit | Parameter |
| 1 | Rated Voltage | kV | 12 |
| 2 | Max. Working Voltage | kV | 12 |
| 3 | Rated Frequency | Hz | 50 |
| 4 | Rated Current | A | 630 |
| 5 | Rated Power load switch-off current | A | 630 |
| 6 | 5% rated power load switch-off current | A | 31.5 |
| 7 | Rated capacity switch-off current | A | 10 |
| 8 | Rated inductance switch-off current | A | 40 |
| 9 | Rated transfer current | kA | 1.3 |
| 10 | Rated short-time withstand current | kA | 20 |
| 11 | Rated peak withstand current | kA | 50 |
| 12 | Mechanical endurance | cycle | 2000 |
3. Service condition
Altitude does not exceed 1000m.
Relatire Humidity of air not bigger 90% (around the 25oC envirenment)
Working situation have no conductivity dust.
Working situation have no corrosive gas of affect insulation and destroy metal.
Working situation without violent vibration and striking, no explosive danger and fire.
4. Technical drawings
5. Factory
6. FAQ
1．Generally we promise one - two years quality guarantee, some products will be extended longer time for life span.
2. There are four subsidies in our group company. So our whole group company can produce switchgear, power transformer, load break switch, disconnect switch, vacuum/sf6 circuit breaker, fuse, surge arrester, CT PT, Metering unit.
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Indoor FN12 10kv 7.2kv 10KV 11KV LBS Load Break Switch Images
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